问题补充:
Can you tell me learn a foreign language well.
A. what to
B. how to
C. what I can
D. how can I
答案:
A. what to
(答案→)B. how to
C. what I can
D. how can I
解析:考查疑问词的用法。句意“你能告诉我怎样学好外语吗?”what“什么”,常充当宾语;how“怎样”,相当于一个副词的功能。根据句意可知用how,排除A、C;D项是宾语从句,但用的是疑问语序,故排除。故选B。